Casper Stephen P
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Casper Stephen P. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| MKTX | Sale | 1,600 | $186.59 | $298,544 | Sep 8, 2025 | |
| MKTX | Award / Grant | 784 | — | — | Jun 4, 2025 | |
| MKTX | Sale | 1,000 | $259.39 | $259,390 | Sep 6, 2024 | |
| MKTX | Sale | 500 | $199.48 | $99,740 | Jun 7, 2024 | |
| MKTX | Award / Grant | 781 | — | — | Jun 5, 2024 | |
| MKTX | Gift | 200 | — | — | Aug 28, 2023 | |
| MKTX | Award / Grant | 581 | — | — | Jun 7, 2023 | |
| MKTX | Award / Grant | 586 | — | — | Jun 8, 2022 | |
| MKTX | Award / Grant | 353 | — | — | Aug 1, 2021 | |
| MKTX | Gift | 2,000 | — | — | Mar 11, 2021 | |
| MKTX | Sale | 750 | $554.96 | $416,220 | Dec 15, 2020 | |
| MKTX | Sale | 500 | $500.00 | $250,000 | Aug 27, 2020 | |
| MKTX | Award / Grant | 283 | — | — | Jun 11, 2020 | |
| MKTX | Sale | 200 | $480.98 | $96,196 | May 5, 2020 | |
| MKTX | Sale | 1,000 | $402.82 | $402,820 | Sep 3, 2019 | |
| MKTX | Award / Grant | 380 | — | — | Jul 30, 2019 | |
| MKTX | Option Exercise | 3,187 | $10.77 | $34,324 | Jun 7, 2019 | |
| MKTX | Gift | 43,808 | — | — | Dec 12, 2018 | |
| MKTX | Award / Grant | 702 | — | — | Aug 8, 2018 | |
| MKTX | Sale | 2,000 | $195.84 | $391,680 | Nov 29, 2017 | |
| MKTX | Award / Grant | 617 | — | — | Aug 10, 2017 | |
| MKTX | Sale | 230 | $184.70 | $42,481 | May 17, 2017 | |
| MKTX | Gift | 1,300 | — | — | Dec 29, 2016 | |
| MKTX | Award / Grant | 763 | — | — | Aug 3, 2016 | |
| MKTX | Award / Grant | 667 | — | — | Aug 3, 2016 | |
| MKTX | Option Exercise | 5,000 | $9.30 | $46,500 | May 9, 2016 | |
| MKTX | Sale | 1,500 | $112.40 | $168,600 | Dec 7, 2015 | |
| MKTX | Gift | 140 | — | — | Nov 23, 2015 | |
| MKTX | Award / Grant | 1,177 | — | — | Aug 6, 2015 | |
| MKTX | Sale | 630 | $80.35 | $50,621 | Feb 10, 2015 | |
| MKTX | Sale | 2,000 | $69.06 | $138,120 | Dec 8, 2014 | |
| MKTX | Sale | 1,500 | $59.48 | $89,220 | Sep 8, 2014 | |
| MKTX | Award / Grant | 1,960 | — | — | Aug 8, 2014 | |
| MKTX | Sale | 1,930 | $57.05 | $110,107 | Jul 30, 2014 | |
| MKTX | Award / Grant | 2,010 | — | — | Jul 26, 2013 | |
| MKTX | Award / Grant | 2,553 | — | — | Jul 27, 2012 | |
| MKTX | Award / Grant | 2,870 | — | — | Jul 29, 2011 | |
| MKTX | Purchase | 170 | $22.20 | $3,774 | May 5, 2011 | |
| MKTX | Award / Grant | 4,923 | — | — | Jul 30, 2010 | |
| MKTX | Award / Grant | 4,178 | — | — | Jul 30, 2009 | |
| MKTX | Award / Grant | 4,225 | — | — | Aug 1, 2008 | |
| MKTX | Award / Grant | 2,500 | — | — | Aug 3, 2007 | |
| MKTX | Award / Grant | 5,000 | — | — | Aug 4, 2006 |